Funding for this research was provided by:
Ministry of Science and Technology, Taiwan (MOST 108-2314-B-532-005)
Taipei City Hospital (10501-62-015)
Received: 27 May 2019
Accepted: 5 August 2020
First Online: 12 August 2020
Ethics approval and consent to participate
: The Institutional Review Board of Taipei City Hospital approved the protocol for this study (TCHIRB-10707101-E). Due to participants’ incapable of understanding the content of this study, the written consents were obtained by their family guardians for participation of this study.
: Not applicable.
: The authors declare having no competing interests.